>5sxtA (A:) observed residues (from ATOM records)
gtsnrdwwpnqldlsilhrhsslsdpmgkdfnyaqafekldlaavkrdlhalmttsqdww
padfghygglfirmawhsagtyrtadgrggagegqqrfaplnswpdnanldkarrllwpi
kqkygraiswadlliltgnvalesmgfktfgfaggradtwepedvywgsekiwlelsggp
nsrysgdrqlenplaavqmgliyvnpegpdgnpdpvaaardirdtfarmamndeetvali
agghtfgkthgagpasnvgaepeaagieaqglgwksayrtgkgadaittglevtwtttpt
qwshnffenlfgyeweltkspagahqwvakgadavipdafdpskkhrptmlttdlslrfd
payekisrrfhenpeqfadafarawfklthrdmgprarylgpevpaevllwqdpipavdh
plidaadaaelkakvlasgltvsqlvstawaaastfrgsdkrggangarirlapqkdwea
nqpeqlaavletleairtafngaqrggkqvsladlivlagcagveqaaknaghavtvpfa
pgradasqeqtdvesmavlepvadgfrnylkgkyrvpaevllvdkaqlltlsapemtvll
gglrvlganvgqsrhgvftareqaltndffvnlldmgtewkptaadadvfegrdratgel
kwtgtrvdlvfgshsqlralaevygsadaqekfvrdfvavwnkvmnldrfdla